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Oilfield Glossary
Oilfield Glossary
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Tools

taper tap

1. n. [Well Workover and Intervention]
A fishing tool used to engage on the internal diameter of a hollow fish, such as drillpipe or drill collar. By rotating the taper tap when it is in contact with the fish, a threaded profile is cut, enabling the taper tap to securely engage the fish before retrieval.